In a titration lab determining the salt content of potato chips, silver nitrate, potassium chromate, and calcium carbonate were used. Explain the purpose of each chemical.

Q: 2. A common reagent is used to identify zinc and copper ions: A) Sodium sulide B) Potassium…

A: Specific chemical reactions are used to identify the presence of radicals in a compound. Ammonia is…

Q: Can you separate Calcium carbonate from sand and water through the process of precipitation, if yes,…

A: The homogeneous mixture is a mixture in which consists of the composition of substance is uniformly…

Q: The chemical formula of the white precipitate in test for halogens using silver nitrate test * O…

A: Halogens - These are the group 17 elements of the modern periodic table.

Q: Write the balanced NET IONIC equation for the reaction that occurs when ammonium nitrate and sodium…

A: In this question, first we will discuss about net ionic equation, and then Reaction classification…

Q: A 1.047 g sample of canned tuna was analyzed by the Kjeldahl method; 24.61 mL of 0.1180 M HCl were…

A: Given data contains, Mass of canned tuna is 1.047 g. Volume of HCl is 24.61 mL. Molarity of HCl is…

Q: A student is performing a titration experiment to determine the concentration of a Nitric Acid…

A: We have to calculate the concentration of nitric acid in the sample.

Q: The concentration of your sodium thiosulfate is 0.520 M. You use a sample of 100 mL of your tap…

A: Given that -  Molarity of sodium thiosulfate, Na2S2O3 = 0.520 M  Volume of tap water used = 100 mL…

Q: A 0.4334 g sample of canned tuna was analyzed by the Kjeldahl method; 24.61 mL of 0.1180 M HCl were…

A:

Q: Which of the following best describes why magnesium hydroxide, found in milk of magnesia, is soluble…

A: magnesium hydroxide, found in milk of magnesia, is soluble in acidic solution because : According to…

Q: 26. I A precipitate forms when aqueous solutions of chromium(III) nitrate and sodium hydroxide are…

A: Chromium(III) nitrate react with sodium hydroxide to produce chromium(III) hydroxide(precipitate)…

Q: what is the balanced chemical equation for copper (II) nitrate and aluminum in water

A: We have to write the balanced chemical equation for copper (II) nitrate and aluminum in water

Q: What is the nickel ion concentration in a solution prepared by mixing 381 mL of 0.395 M nickel…

A:

Q: A. Write the balanced net ionic equation for the precipitation of manganese(II) hydroxide from…

A:

Q: 0.300 g of a nitrogen-containing sample is analyzed by the Kjeldahl method and the released ammonia…

A: The Kjeldahl method is a method for the quantitative determination of nitrogen contained in organic…

Q: In an analytical laboratory that analyzes BOD, the titrant solution of sodium thiosulphate must be…

A: A question based on mole concept that is to be accomplished.

Q: Give the importance of solubility in the practice of pharmacy

A: Solubility is the maximum amount of Substance or Solute that can dissolved in given fixed amount of…

Q: If your first titration yielded a concentration of 0.37 mg/mL and your second titration yielded a…

A:

Q: The solution from which a precipitate was formed. a. Mother liqour b. Titrant c. Saturated solution…

A: Mother liquor is defined as the solution which is left out after a certain component has been…

Q: Why are aqueous titrations not suitable for pharmaceutical analysis? use your own words to explain

A: Titration is an analytical method for the quantitative determination of an analyte by adding of…

Q: The density of acetic acid is 1.05 g/ml. * 10 ml of commercial vinegar was taken during titration…

A: Given: The density of acetic acid = 1.05 g/ml The volume of commercial vinegar taken = 10 ml The…

Q: 6. Why do we need to precipitate from a hot solution? 7. Why is the precipitating agent added all at…

A: Since you have posted multiple questions, the answer for first two question is given below. Kindly…

Q: A white precipitate is formed when HCl is added to the unknown compound. When the white precipitate…

A: Precipitation reaction is that when two reactants react with each other and involves in the…

Q: What is the net ionic equation of the reaction of BeCl 2  BeCl2 with NaOH NaOH ?

A:

Q: cobalt glass in the flame test for potassium ion

A: As you have mentioned in the question that the answer should not be more than two lines.So it is…

Q: What is the process to get potassium hydroxide from potassium iodide?

A: The concentration of ozone in ground level air gas react with potassium iodide KI in a redox…

Q: Describe the reaction Cu(NO3)2 (aq) + NaOH (aq)  →

A: Given  Reactant = Cu(NO3)2  and NaOH( Product  = ?

Q: describe how would you precipitate copper(II) phosphate from a solution of copper(II) chloride.

A: The precipitation reactions refer to those chemical reactions where an insoluble salt is formed when…

Q: Discuss the principles behind the titrations used to determine copper and NH3.

A: Solution: Principle behind the Titration are mentioned below.

Q: A 0.917-g sample of canned tuna was analyzed by the Kjeldahl method. A volume of 20.59 mL of 0.1249…

A:

Q: How many grams of KMnO4 are required to prepare 4.000 L  of 0.0350 M  KMnO4 solution that is used in…

A: Calculation of no. of mol of KMnO4: Calculation of amount of KMnO4:

Q: A student is performing a titration experiment to determine the concentration of a Nitric Acid…

A: First we would write a reaction between KOH and HNO3 .  The reaction between KOH and HNO3 is given…

Q: A

A: The  preliminary treatment of water involves the removal of the coarse solids in the wastewater.…

Q: Each day, the stomach produces 2.0 L of gastric juice that contains 0.10 M HCl. Phillips Milk of…

A: Moles of HCl can be calculated as:

Q: C. Why do solutions of these two compounds, NANO3 and Mg(NO3)2, behave differently when aqueous…

A: (c) Answer - According to the question - Given - NaNO3 --> Na+ + NO3- there is no interaction…

Q: Write an equation for the reaction of potassium metal with hydrochloric acid

A: Potassium is very reactive metal and have tendency to loss electron. It reacts with HCL very fast.

Q: In a laboratory activity, Ca(OH)216) is completely dissolved in distilled water. This solution is…

A: Ca(OH)2 is a strong base HCl is a strong acid. So, Neutralization reaction between Ca(OH)2 and HCl…

Q: The titration below was performed by placing 10.00 mL solution in an Erlenmeyer flask and titrating…

A: The given volume of the basic solution present in the Erlenmeyer flask (V1) = 10.00 ml Molarity of…

Q: 1. This is the mass of the substance that is chemically equivalent to a cubic centimeter (cc) of the…

A: Interpretation: To write one word for the following given statements.

Q: Which of the statements given below is correct? A. Iodometry is a method in which 12 solution is…

A: A.Is correct statement The presence or absence of elementary iodine signals the end point of…

Q: What is the precipitate which forms when solutions of Na 3PO 4 and Fe(NO 2) 3 are mixed?

A: Precipitation reaction are those in which there is formation of precipitate. Balanced chemical…

Q: Why does adding a salt solution cause soap to precipitate?

A: Sodium salt of higher carboxylic acid is known as soap and has general formula RCOO–Na+.

Q: A chemist needs to determine the concentration of a sulfuric acid solution by titration with a…

A:

Q: A solution was prepared by dissolving 5.76 g of KCI .MgCl2. 6H2O (277.761 g/mol) in sufficient water…

A: GivenAmount of KCl.MgCl2.6H2O = 5.76 gMolar Mass of KCl.MgCl2.6H2O = 277.761 g/molVolume of solution…

Q: In an analysis of vinegar by titration, a student placed the vinegar in the buret and a measured…

A: Please find your solution below : In acidic solutions like vinegar, phenolphthalein is colourless…

Q: Why did the bulb light when NaCl is mixed with distilled water? Explain in terms of chemical…

A: When electrodes are placed in pure water/distilled water, the bulb does not produce light. This is…

Q: A yellow solid is either lead(II) chromate or sodium chromate. What would you do to tell which…

A: A solution can be defined as the mixture that consists of two components; solute and solvent. Here…

Q: To determine the mass of calcium carbonate present in a 0.125 g sample of chalk, the chalk sample…

A: Acid-base titrations can be used to find the concentration of unknown acid/base by titrating it…

Q: Describe the process of the solubility of ionic compounds?

A: Solubility is a property of a substance where a solid/liquid/gas solute dissolves in another…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.